Home / 5,638,086.84-7,780,565.16-3,059,768.28

Finding the Fourth Proportional to 5,638,086.84, 7,780,565.16 and 3,059,768.28

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Solution

The fourth proportional to 5,638,086.84, 7,780,565.16 and 3,059,768.28 is: 4,222,483.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,086.84 : 7,780,565.16 = 3,059,768.28 : x
  2. Step 2: Convert to fraction form
    5,638,086.84/7,780,565.16 = 3,059,768.28/x
  3. Step 3: Cross multiply
    5,638,086.84x = 7,780,565.16 × 3,059,768.28
  4. Step 4: Simplify right side
    5,638,086.84x = 23,806,726,477,041.12
  5. Step 5: Solve for x
    x = 23,806,726,477,041.12/5,638,086.84
  6. Step 6: Final answer
    x = 4,222,483.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.